Contributions

  • Hanson, Bruce D. - Contributor
  • Longfellow, Carl E. - Contributor

Publication

1983 - U.S. Dept. of the Interior, Bureau of Mines, Avondale, Md., Maryland

Language

English

Word Count

7,500 words, Guess

Page Count

30 pages

Identifiers

Classifications

  • DDC622 s
  • DDC622/.23
  • LCCTN23 .U43 no. 8802
and 1 more
  • LCCTN281 .U43 no. 8802

Subjects

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